This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4862 |
3 | 414315330 |
4 | 177295473274920 |
5 | 219738059326729823880 |
6 | 583692803893929928888544400 |
7 | 2760171874087743799855959353857200 |
8 | 20535535214275361308250745082811167425600 |
9 | 220381378415074546123953914908618547085974856000 |